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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /764/CH7/EX7.12.b | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '764/CH7/EX7.12.b')
| -rwxr-xr-x | 764/CH7/EX7.12.b/result7_12.txt | 49 | ||||
| -rwxr-xr-x | 764/CH7/EX7.12.b/solution7_12.sce | 18 |
2 files changed, 67 insertions, 0 deletions
diff --git a/764/CH7/EX7.12.b/result7_12.txt b/764/CH7/EX7.12.b/result7_12.txt new file mode 100755 index 000000000..232d53208 --- /dev/null +++ b/764/CH7/EX7.12.b/result7_12.txt @@ -0,0 +1,49 @@ +-->//(Threaded Joints) Example 7.12
+
+-->//Refer Fig.7.27 on page 244
+
+-->//Number of bolts n
+
+-->n = 16
+ n =
+
+ 16.
+
+-->//Pitch circle diameter of the bolts 2b (mm)
+
+-->b = 2000/2
+ b =
+
+ 1000.
+
+-->//Diameter of the pillar flange 2a (mm)
+
+-->a = 2250/2
+ a =
+
+ 1125.
+
+-->//Load acting on the crane P (kN)
+
+-->P = 50
+ P =
+
+ 50.
+
+-->//Radius r (mm)
+
+-->r = 7500
+ r =
+
+ 7500.
+
+-->//Maximum permissible tensile stress sigmaMax (N/mm2)
+
+-->sigmaMax = 75
+ sigmaMax =
+
+ 75.
+
+
+Area at the core cross-section(A) = 319.690265 mm2
+
\ No newline at end of file diff --git a/764/CH7/EX7.12.b/solution7_12.sce b/764/CH7/EX7.12.b/solution7_12.sce new file mode 100755 index 000000000..556f5c345 --- /dev/null +++ b/764/CH7/EX7.12.b/solution7_12.sce @@ -0,0 +1,18 @@ +
+//Obtain path of solution file
+path = get_absolute_file_path('solution7_12.sce')
+//Obtain path of data file
+datapath = path + filesep() + 'data7_12.sci'
+//Clear all
+clc
+//Execute the data file
+exec(datapath)
+//Calculate the moment arm for load P l (mm)
+l = (r - a)
+//Calculate the absolute maximum force Pmax (N)
+Pmax = (2 * P * 1000 * l * (a + b))/(n * ((2 * (a^2)) + (b^2)))
+//Calculate the core cross-section area of the cap screw A (mm2)
+A = Pmax/sigmaMax
+//Choose proper diameter from Table 7.1
+//Print results
+printf('\nArea at the core cross-section(A) = %f mm2\n',A)
|